/*
 * Copyright 2010 GP Software
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * LifeCycleDataHandler.java | Created on April 24, 2010
 */
package org.gp.gpetl.handler;

import org.gp.gpetl.exception.DataHandlingException;

/**
 * Data handler decorator that provides and exection lifecycle
 *
 * @author Paul Augustine C. Mendoza
 * @since 1.0
 */
public class LifeCycleDataHandler extends AbstractHandlerDecorator {

    public LifeCycleDataHandler(DataHandler dataHandler) {
        super(dataHandler);
    }

    public void handle() throws DataHandlingException {
        doPreHandle();
        this.dataHandler.handle();
        System.out.println("Performing a lifecycle data handling...");
        doPostHandle();
    }

    protected void doPreHandle() {
        System.out.println("doPreHandle in lifecycle data handling...");
    }

    protected void doPostHandle() {
        System.out.println("doPostHandle in lifecycle data handling...");
    }
}
